Title says it all
Is there a significant net price difference and does it matter to you?
Does it matter that SJSU is impacted in most majors (i.e. can be hard to change major)?
Does it matter that SCU is Catholic?
Also, for better or worse, only your perspective matters, Santa Clara, both in total population and engineering is quite a bit smaller. That has pros and cons, again the weight of which is dependent on your perspective.